Stadium: Court 4 Round: 25 Ground: Synthetic outdoor
| ITF W25 Jablonec nad Nisou | 2021/09/12 08:30 | Karolina Vlckova v Sapfo Sakellaridi | 6-3,3-6,5-10 |
| ITF W25 Frydek Mistek | 2021/09/07 12:00 | Karolina Vlckova v Anna Siskova | 4-6,0-6 |
| ITF W60 Prague | 2021/08/29 07:30 | Ivana Sebestova v Karolina Vlckova | 6-3,6-0 |
| UTR Pro Tennis Series Ricany Women | 2021/07/03 13:30 | Zdena Safarova v Karolina Vlckova | 6-3,6-0 |
| UTR Pro Tennis Series Ricany Women | 2021/07/03 07:00 | Jana Kareisova v Karolina Vlckova | 4-6,3-6 |
| UTR Pro Tennis Series Ricany Women | 2021/07/01 11:00 | Andrea Nova v Karolina Vlckova | 6-4,5-1 |
| UTR Pro Tennis Series Ricany Women | 2021/06/30 09:30 | Luisa Meyer Auf Der Heide v Karolina Vlckova | 4-6,5-7 |
| UTR Pro Tennis Series Ricany Women | 2021/06/28 08:00 | Sonja Krtenova v Karolina Vlckova | 4-6,1-6 |
| ITF W15 Dijon | 2021/09/12 08:00 | Luisina Giovannini v Katerina Tsygourova | 4-6,7-5,10-8 |
| ITF W60 Montreux | 2021/09/06 10:35 | Malene Helgo v Katerina Tsygourova | 6-3,6-2 |
| ITF W25 Trieste | 2021/08/30 14:00 | Nika Radisic v Katerina Tsygourova | 6-1,6-1 |
| ITF W25 Verbier | 2021/08/22 10:00 | Caroline Romeo v Katerina Tsygourova | 3-6,6-1,10-8 |
| ITF W15 Cordenons | 2021/07/26 07:00 | Andrea A Farulla Di Palma v Katerina Tsygourova | 6-2,6-2 |
| ITF W25 Grado | 2020/09/14 07:30 | Katerina Tsygourova v Yuliana Lizarazo | 1-6,2-6 |
| Swiss Tennis Masters Women | 2020/07/03 10:30 | Lisa Sabino v Katerina Tsygourova | 6-4,6-2 |
| Swiss Tennis Masters Women | 2020/07/02 07:00 | Tess Sugnaux v Katerina Tsygourova | 6-3,6-0 |